Tire tread



FIG. 1 is a front elevational view of a tire tread showing our new design;

FIG. 2 is a front elevational view of a tire tread showing a second embodiment of our new design;

FIG. 3 is a right side elevational view of the tire tread shown in FIG. 1 on a reduced scale, it being understood that the left side view of the second embodiment of the tire tread is a reverse image thereof; and,

FIG. 4 is a left side elevational view of the tire tread shown in FIG. 1 on a reduced scale, it being understood that the right side view of the second embodiment of the tire tread is a reverse image thereof.

The tread pattern is understood to be repeated throughout the circumference of both embodiments of the tire tread.

The broken line showing of the tire sidewall in all four views of the drawing is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a tire tread, as shown and described. 